#include<stdio.h>
#include<stdlib.h>
int main()
{
	int n;
	scanf("%d",&n);
	switch(n)
	{
   	case 1:
		printf("Monday\n");
		break;
	case 2:
		printf("Tuesday\n");
		break;
	case 3:
		printf("Wednesday\n");
		break;
	case 4:
		printf("Thursday\n");
		break;
	case 5:
		printf("Friday\n");
		break;
	case 6:
		printf("Saturday\n");
		break;
	case 7:
		printf("Sunday\n");
		break;
	default:
		printf("Input Error\n");
	}
	return 0;
}

